citibank.dk

📜 Historical scan 2026-06-16 20:56:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

citibank.dk is a .dk domain served by 2 nameservers (ns1.nsroot1.com, ns2.nsroot2.com). It was registered on 26 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nsroot1.com	—	—	—
ns2.nsroot2.com	—	—	—

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 228ms

TXT Record
v=spf1 a:mail.citigroup.com -all

✉️ SPF#

Policy	Record (citibank.dk)
-all (hard fail)	v=spf1 a:mail.citigroup.com -all

📨 DMARC#

Policy	Record (_dmarc.citibank.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc.reports.rua@citi.com

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

3 records 86ms

Flags	Tag	Value
128	iodef	mailto:CAADNS@citi.com
128	issue	digicert.com
128	issuewild	;

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-17 15:54:15

www	NXDOMAIN
www vs bare domain	Neither resolves citibank.dk: no address www.citibank.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

111ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

35ms

Field	Value
Serial	2021099416
Primary NS (MNAME)	ns1.nsroot1.com
Responsible (RNAME)	hostmaster@citi.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-17 16:28:18

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	1998-03-26
Expires	2027-03-31 (164d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
citifxpro.dk	CSC Digital Brand Service, Inc
city-bank.dk	CSC Digital Brand Service, Inc
citybank.dk	CSC Digital Brand Service, Inc
myciti.dk	CSC Digital Brand Service, Inc

📋 WHOIS#

⏱️ Lookup Timing#

53ms

52ms

55ms

AAAA

82ms

TXT

228ms

CAA

86ms

HTTPS

35ms

TLSA

61ms

SOA

35ms

MTA-STS

33ms

DNSSEC

111ms

SRV

0ms

Total

479ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 15:54:15	1664ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-04 01:05:09	9806ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-27 18:59:59	2478ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-25 11:13:48	1251ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-17 20:03:44	584ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-12 22:22:27	9424ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-07 04:49:09	1069ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-28 12:15:01	633ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-25 11:46:18	462ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-24 15:29:05	915ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-23 03:28:43	910ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 21:13:02	618ms	2 NS 0 A 0 MX	❓ Unknown
2026-06-16 20:56:09 shown	479ms	2 NS 0 A 0 MX	🔓 Insecure